package com.example.demo.mytest;

/**
 * @author jie
 * @date 2019/7/21 -17:42
 */

public class StoreService {
    private SayHi sayHi;

    public SayHi getSayHi() {
        return sayHi;
    }

    public void setSayHi(SayHi sayHi) {
        this.sayHi = sayHi;
    }

    public void sayHi(){
        sayHi.hi();
    }

}
